[dovecot/core] b3abfd: director: Log vhost count changes and HOST-UP/DOWN

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: b3abfd0ac256ffa0cbfd74c3793eac4e83d41f78
      https://github.com/dovecot/core/commit/b3abfd0ac256ffa0cbfd74c3793eac4e83d41f78
  Author: Martti Rannanjärvi <martti.rannanjarvi at dovecot.fi>
  Date:   2017-03-30 (Thu, 30 Mar 2017)

  Changed paths:
    M src/director/director-connection.c
    M src/director/doveadm-connection.c
    M src/director/mail-host.c
    M src/director/mail-host.h

  Log Message:
  -----------
  director: Log vhost count changes and HOST-UP/DOWN